Günerhan H. Analytical and approximate solution of two-dimensional convection-diffusion problems. Int. J. Optim. Control, Theor. Appl. (IJOCTA) [Internet]. 2020 Jan. 14 [cited 2025 Feb. 23];10(1):73-7. Available from: http://ijocta.org/index.php/files/article/view/781